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在acpi中使用mmio来映射rsdt表(#40)

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* 在acpi中使用mmio来映射rsdt表

* bugfix: 修复page fault的问题

Co-authored-by: fslongjin <longjin@RinGoTek.cn>
This commit is contained in:
houmkh
2022-09-09 00:21:46 +08:00
committed by GitHub
parent 55e63fcb63
commit 6db92c86b8
5 changed files with 85 additions and 48 deletions
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7
kernel/driver/acpi/acpi.h
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@ -25,11 +25,8 @@
#define ACPI_ICS_TYPE_PROCESSOR_GIC_ITS 0xF
// 0x10-0x7f Reserved. OSPM skips structures of the reserved type.
// 0x80-0xff Reserved for OEM use
#define ACPI_RSDT_VIRT_ADDR_BASE SPECIAL_MEMOEY_MAPPING_VIRT_ADDR_BASE + ACPI_RSDT_MAPPING_OFFSET
#define ACPI_XSDT_VIRT_ADDR_BASE SPECIAL_MEMOEY_MAPPING_VIRT_ADDR_BASE + ACPI_XSDT_MAPPING_OFFSET
#define ACPI_DESCRIPTION_HEDERS_BASE ACPI_RSDT_VIRT_ADDR_BASE + (PAGE_2M_SIZE)
#define ACPI_XSDT_DESCRIPTION_HEDERS_BASE ACPI_XSDT_VIRT_ADDR_BASE + (PAGE_2M_SIZE)
// extern const uint64_t acpi_rsdt_virt_addr_base ; // RSDT的虚拟地址
// extern const uint64_t acpi_description_header_base ; // RSDT中的第一个entry所在虚拟地址
bool acpi_use_xsdt = false;
struct acpi_RSDP_t